Method getNumDataCodewords

src/third-party/qrcodegen/index.ts:562–566

(ver: int, ecl: QrCode.Ecc)

		// QR Code of the given version number and error correction level, with remainder bits discarded.
		// This stateless pure function could be implemented as a (40*4)-cell lookup table.
		private static getNumDataCodewords(ver: int, ecl: QrCode.Ecc): int {
			return Math.floor(QrCode.getNumRawDataModules(ver) / 8) -
				QrCode.ECC_CODEWORDS_PER_BLOCK    [ecl.ordinal][ver] *
				QrCode.NUM_ERROR_CORRECTION_BLOCKS[ecl.ordinal][ver];
		}


		// Returns a Reed-Solomon ECC generator polynomial for the given degree. This could be